code: def tearDown(self) -> None:
      torch.use_deterministic_algorithms(False)
      del os.environ["GLOO_DEVICE_TRANSPORT"]
      del os.environ["NCCL_SOCKET_IFNAME"]
      if torch.cuda.is_available():
          os.unsetenv("CUBLAS_WORKSPACE_CONFIG")
      super().tearDown()
  
file_path: torchrec/torchrec/distributed/test_utils/multi_process.py
imports: import multiprocessing
  import os
  import unittest
  from typing import Any, Callable, Dict, List, Optional
  import torch
  import torch.distributed
  from torchrec.distributed.comm import _CROSS_PG, _INTRA_PG
  from torchrec.test_utils import get_free_port, init_distributed_single_host, seed_and_log
label_desc: Use image node_id 2 for calling the MultiProcessTestBase obj's underlying member method code with example usage: obj.tearDown() without return types